Allow passing a custom dir to init

Author: morr0ne

src/commands/init.rs

@@ -1,20 +1,22 @@
 use anyhow::{anyhow, Result};
-use std::{collections::HashMap, env::current_dir, fs};
+use std::{collections::HashMap, fs, path::PathBuf};
 
 use crate::{
     manifest::{self, Manifest},
     modrinth::{Client, VersionType},
 };
 
-pub async fn init(client: &Client, version: Option<String>, name: Option<String>) -> Result<()> {
-    let current_dir = current_dir().expect("Failed to get current directory");
-
+pub async fn init(
+    client: &Client,
+    path: PathBuf,
+    version: Option<String>,
+    name: Option<String>,
+) -> Result<()> {
     let name = if let Some(name) = name {
         name
     } else {
         // TODO: some degree of error handling I guess
-        current_dir
-            .file_name()
+        path.file_name()
             .and_then(|name| name.to_str())
             .unwrap_or("pack")
             .to_string()
@@ -52,7 +54,9 @@ pub async fn init(client: &Client, version: Option<String>, name: Option<String>
 
     fs::write("podzol.toml", &toml_edit::ser::to_string_pretty(&manifest)?)?;
 
-    git2::Repository::init(current_dir)?;
+    if !fs::exists(path.join(".git"))? {
+        git2::Repository::init(path)?;
+    }
 
     Ok(())
 }

src/main.rs

@@ -1,4 +1,4 @@
-use std::{fmt::Display, str::FromStr};
+use std::{env::current_dir, fmt::Display, path::PathBuf, str::FromStr};
 
 use anyhow::Result;
 use clap::{Parser, Subcommand};
@@ -23,7 +23,9 @@ struct Args {
 enum Commands {
     /// Create a new podzol project in the specified directory
     Init {
-        /// The name of this modpack (default to the directory name)
+        /// Path to the directory to init (defaults to current directory)
+        path: Option<PathBuf>,
+        /// The name of this modpack (defaults to the directory name)
         #[arg(short, long)]
         name: Option<String>,
         /// The minecraft version (defaults to latest)
@@ -104,8 +106,19 @@ async fn main() -> Result<()> {
         Commands::Export => {
             commands::export(&client).await?;
         }
-        Commands::Init { version, name, .. } => {
-            init(&client, version, name).await?;
+        Commands::Init {
+            path,
+            version,
+            name,
+            ..
+        } => {
+            init(
+                &client,
+                path.unwrap_or_else(|| current_dir().expect("Failed to fetch current dir")),
+                version,
+                name,
+            )
+            .await?;
         }
         Commands::Remove => todo!(),
     }